Power Systems A loss less transmission line has a length of 600 km, find the phase shift of voltage signal? 45° 42° 90° 36° 45° 42° 90° 36° ANSWER DOWNLOAD EXAMIANS APP
Power Systems Most commonly used material for insulator is glass All of these porcelain mica glass All of these porcelain mica ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 3-phase transmission line operating at Vs = 400 kV and has ABCD parameters A= D = 0.8∠0°, B = 100∠90° Ω, C = 0.5*10-6∠90° ℧. Find the no load receiving end voltage? 320 kv 400 kV 500 kV 600 kV 320 kv 400 kV 500 kV 600 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 1-phase transmission line has an impedance (3+4j) Ω . Find the power factor of the load for achieving maximum and zero voltage regulation? 0.6 lag and 0.6 lead 0.8 lag and 0.8 lead 0.6 lag and 0.8 lead 0.8 lag and 0.6 lead 0.6 lag and 0.6 lead 0.8 lag and 0.8 lead 0.6 lag and 0.8 lead 0.8 lag and 0.6 lead ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which type of connection is employed for current transformers for the protection of star- delta connected 3-phase transformer? delta-star star-star star-delta delta-delta delta-star star-star star-delta delta-delta ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the rated receiving end voltage is 33 kV, then what are the limits for safe operation of equipments? any voltage above 33 kV 33 to 50 kV 25 to 35 kV 31.35 to 34.65 kV any voltage above 33 kV 33 to 50 kV 25 to 35 kV 31.35 to 34.65 kV ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS